Mark Preston

We reached out after hours to schedule an appointment. I had no expectation to get to speak to anyone after 6:00PM, but to my surprise MARK PRESTON answered. MARK PRESTON‘s professionalism was remarkable, I had no expectation to get to speak to anyone after 6:00PM, but to my surprise MARK PRESTON answered. MARK PRESTON‘s professionalism was remarkable, to be honest it was refreshing and 100% unexpected. I asked him some questions regarding the vehicle I was interested in purchasing and the next morning without me asking he texted me and answered all my questions and even sent me pictures!! I told him I would not be able to see the vehicles until the weekend and Friday AM MARK PRESTON reached out, confirmed the vehicle was available, confirmed our 9:00AM appointment and when we arrived he was early, prepared for the test drive and within less than 2 hours, we were driving out with our new vehicle!! MARK PRESTON, thank you for making our experience purchasing our vehicle so easy and pleasant. I would 100 % recommend Infiniti of Gwinnett and above all MARK PRESTON! He exemplified customer service!! More

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Had a great experience purchasing a used car at Infinity of Gwinnett. The dealership wasn't overly busy, and the salesman who helped me was genuinely down to earth. Their approach made the entire process ve of Gwinnett. The dealership wasn't overly busy, and the salesman who helped me was genuinely down to earth. Their approach made the entire process very positive and comfortable. Highly recommend based on this visit. More

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Mark was absolutely professional and walked me through the entire process. He makes you feel like you have a friend in the business and was able to get the deal done that worked best for me. the entire process. He makes you feel like you have a friend in the business and was able to get the deal done that worked best for me. More

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Mark was great! Helpful and informative. Great experience! I would recommend this dealership! Ask for Mark!! Helpful and informative. Great experience! I would recommend this dealership! Ask for Mark!! More

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Mark Peterson was remarkable. He definitely knowledgeable of all Infinity Vehicles. He stayed late to teach me the Infinity app. and also made sure i was signed in. I sincerely He definitely knowledgeable of all Infinity Vehicles. He stayed late to teach me the Infinity app. and also made sure i was signed in. I sincerely appreciate your patience. I Love my new QX80. She is so beautiful. Lol yes SHE.... I also would like to thank JANA. She worked her little fingers off for me. Thank you for all your help and you are so kind and gracious. I would like to thank MIKI, he helped me with an email issue. My mom and I was given exceptional service and we will always be Infinity of Gwinnett customers for life. Sincerely, Angelique and Sherri More

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I would like to Thank Mark Preston, a professional and wonderful salesperson. He stayed super late to teach me everything about my new 2025 QX 80. Thank you for your patience and superb knowledge of all wonderful salesperson. He stayed super late to teach me everything about my new 2025 QX 80. Thank you for your patience and superb knowledge of all Vehicles. I had multiple questions, and you answered all of them. Also, Thank you Mrs. Jana for all your help. You were so kind and gracious. You both gave my mom and I exceptional service. We will always be Infinity of Gwinnett customers for Life. Sincerely, Angelique and Sherri More

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Mark Preston was very helpful and made sure we got the car that suited us, finically and practically! Thank you Mark! car that suited us, finically and practically! Thank you Mark! More

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The whole process was very professional and efficient me and my wife was very happy with our salesman. and my wife was very happy with our salesman. More

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Mr. Mark Preston exhibited promptness, courtesy, and resoluteness in his demeanor, resulting in a commendable outcome. His systematic approach and unwavering dedication advanced our deal forward with th resoluteness in his demeanor, resulting in a commendable outcome. His systematic approach and unwavering dedication advanced our deal forward with the utmost diligence. His efficiency was evident, supported by an infallible foundation that was steadfast in purpose. My wife and I are completely satisfied with our brand-new (2025 QX55.) Thanks, Mark! More

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Mark Weston is the best in the West. The most professional and very pleasant and a humble person knows how to treat his customers. The most professional and very pleasant and a humble person knows how to treat his customers. More

by lisahenry678 Verified Customer Verified Customer

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